( ! ) Warning: Search backend error during near_match search for '18.218.17.14' after 81. Couldn't connect to host, Elasticsearch down? [Called from CirrusSearch\ElasticsearchIntermediary::failure in /var/www/w122_5/extensions/CirrusSearch/includes/ElasticsearchIntermediary.php at line 98] in /var/www/w122_5/includes/debug/MWDebug.php on line 300
Call Stack
#	Time	Memory	Function	Location
1	0.0001	233928	{main}( )	../index.php:0
2	0.0250	3375840	MediaWiki->run( )	../index.php:46
3	0.0251	3377248	MediaWiki->main( )	../MediaWiki.php:424
4	0.1516	3551384	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.2738	4378872	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.2742	4432768	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.2742	4433136	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.4175	5794752	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.5035	5800984	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.5035	5801736	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.5351	5816736	Hooks::run( )	../SearchEngine.php:231
12	0.5352	5818336	call_user_func_array ( )	../Hooks.php:209
13	0.5352	5819040	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.5423	5893072	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.5537	5939112	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.5569	6174168	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.5572	6205776	PoolCounterWork->execute( )	../Util.php:133
18	0.5574	6230032	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.5574	6230216	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.5574	6230288	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.5574	6232224	PoolCounterWork->execute( )	../Util.php:129
22	0.5574	6232872	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.5574	6233056	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.5574	6233176	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.6389	6347424	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.6390	6351360	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.6390	6351640	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.6392	6352944	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.6392	6353336	trigger_error ( )	../MWDebug.php:300

( ! ) Warning: Cannot modify header information - headers already sent by (output started at /var/www/w122_5/includes/debug/MWDebug.php:300) in /var/www/w122_5/includes/WebResponse.php on line 37
Call Stack
#	Time	Memory	Function	Location
1	0.0001	233928	{main}( )	../index.php:0
2	0.0250	3375840	MediaWiki->run( )	../index.php:46
3	0.0251	3377248	MediaWiki->main( )	../MediaWiki.php:424
4	0.6411	6276648	OutputPage->output( )	../MediaWiki.php:583
5	0.6753	6283104	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.6754	6284400	WebResponse->header( )	../OutputPage.php:2134
7	0.6754	6284544	header ( )	../WebResponse.php:37

( ! ) Warning: Cannot modify header information - headers already sent by (output started at /var/www/w122_5/includes/debug/MWDebug.php:300) in /var/www/w122_5/includes/WebResponse.php on line 37
Call Stack
#	Time	Memory	Function	Location
1	0.0001	233928	{main}( )	../index.php:0
2	0.0250	3375840	MediaWiki->run( )	../index.php:46
3	0.0251	3377248	MediaWiki->main( )	../MediaWiki.php:424
4	0.6411	6276648	OutputPage->output( )	../MediaWiki.php:583
5	0.6753	6283104	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.6762	6292432	WebResponse->header( )	../OutputPage.php:2171
7	0.6762	6292576	header ( )	../WebResponse.php:37

( ! ) Warning: Cannot modify header information - headers already sent by (output started at /var/www/w122_5/includes/debug/MWDebug.php:300) in /var/www/w122_5/includes/WebResponse.php on line 37
Call Stack
#	Time	Memory	Function	Location
1	0.0001	233928	{main}( )	../index.php:0
2	0.0250	3375840	MediaWiki->run( )	../index.php:46
3	0.0251	3377248	MediaWiki->main( )	../MediaWiki.php:424
4	0.6411	6276648	OutputPage->output( )	../MediaWiki.php:583
5	0.6753	6283104	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.6951	6292376	WebResponse->header( )	../OutputPage.php:2172
7	0.6951	6292520	header ( )	../WebResponse.php:37

( ! ) Warning: Cannot modify header information - headers already sent by (output started at /var/www/w122_5/includes/debug/MWDebug.php:300) in /var/www/w122_5/includes/WebResponse.php on line 37
Call Stack
#	Time	Memory	Function	Location
1	0.0001	233928	{main}( )	../index.php:0
2	0.0250	3375840	MediaWiki->run( )	../index.php:46
3	0.0251	3377248	MediaWiki->main( )	../MediaWiki.php:424
4	0.6411	6276648	OutputPage->output( )	../MediaWiki.php:583
5	0.6957	6292376	WebResponse->header( )	../OutputPage.php:2220
6	0.6957	6292520	header ( )	../WebResponse.php:37

( ! ) Warning: Cannot modify header information - headers already sent by (output started at /var/www/w122_5/includes/debug/MWDebug.php:300) in /var/www/w122_5/includes/WebResponse.php on line 37
Call Stack
#	Time	Memory	Function	Location
1	0.0001	233928	{main}( )	../index.php:0
2	0.0250	3375840	MediaWiki->run( )	../index.php:46
3	0.0251	3377248	MediaWiki->main( )	../MediaWiki.php:424
4	0.6411	6276648	OutputPage->output( )	../MediaWiki.php:583
5	0.6964	6292536	WebResponse->header( )	../OutputPage.php:2227
6	0.6964	6292680	header ( )	../WebResponse.php:37